Manual
for the Determination
of Egg Fertility
in Penaeus monodon
SECTION
II
DEVELOPMENT OF THE EGG:
Post-Fertilisation to Hatching
TIME
AFTER SPAWNING
9-10 HOURS
Figure 2.11 Time 9 hours
Embryos progressively develop with little change in observable form.
Figure 2.12 Time 10 hours
Further differentiation of appendages are observable on the naupliar body.
Depending on orientation, the pairs of major naupliar appendages are clearly
distinguishable.